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Finding the Fourth Proportional to 5,779.02, 7,966.71 and 4,450.62

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Solution

The fourth proportional to 5,779.02, 7,966.71 and 4,450.62 is: 6,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.02 : 7,966.71 = 4,450.62 : x
  2. Step 2: Convert to fraction form
    5,779.02/7,966.71 = 4,450.62/x
  3. Step 3: Cross multiply
    5,779.02x = 7,966.71 × 4,450.62
  4. Step 4: Simplify right side
    5,779.02x = 35,456,798.86
  5. Step 5: Solve for x
    x = 35,456,798.86/5,779.02
  6. Step 6: Final answer
    x = 6,135.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.